The famous Horsehead Nebula has been literally seen in an entirely different light, as NASA's Spitzer captures it in infrared.
An X-ray telescope designed to hunt for black holes takes a look at the sun and helps NASA deliver an intense portrait of our closest star.
Rallying back from a mechanical failure, the telescope helps confirm the existence of an exoplanet 2.5 times the diameter of Planet Earth.
In 2014, humanity tagged a comet and became better acquainted with Mars and our place in the universe. Take a tour through the year in space.
Much like how the flow of water on Earth carved out the shape of the land, so too did it sculpt the surface of Mars, once upon a time.
Back in 2000, Cassini took a rare shot of Jupiter from directly underneath the Giant Planet's south pole -- red spot and all.
NASA releases impressive before and after images of some of Saturn's most famous moons, revealing modern color maps with gorgeous detail.
Scientists are studying a fascinating image of an unusual circular formation on Mars and trying to work out how it got there.
NASA wants to send an expedition to Jupiter's moon, Europa, to find the ocean it believes lies under the ice -- and the building blocks for life it thinks it will find there.
NASA has also released a brand-new video that describes why the icy moon's vast sea might just be the perfect place to find life beyond Earth.